CVE-2019-11707
KEVHIGH 8.8EPSS 37.7%
A type confusion vulnerability can occur when manipulating JavaScript objects due to issues in Array.pop. This can allow for an exploitable crash. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Firefox ESR < 60.7.1, Firefox < 67.0.3, and Thunderbird < 60.7.2.
- CVSS v3.1
- 8.8 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS v3.1
- 8.8 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS v2.0
- 7.5 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P - EPSS
- 37.70% chance of exploitation in the next 30 days, 98th percentile
- CISA KEV
- added 2022-05-23
- Published
- 2019-07-23
- Updated
- 2025-10-21
Proof-of-concept exploits (6)
- 0xkhapo/Browser-Exploitation0★ · 2020-07-09
- flabbergastedbd/cve-2019-117072★ · 2020-04-14
- securesystemslab/pkru-safe-cve-html0★ · 2022-01-29
- tunnelshade/cve-2019-117072★ · 2020-04-14
- vigneshsrao/CVE-2019-1170742★ · 2019-08-18
- CosminGGeorgescu/CVE-2019-11707-PoC